jadex.bdi.planlib.protocols.dutchauction
Class DAInitiatorPlan

java.lang.Object
  jadex.bdi.runtime.impl.AbstractPlan
      jadex.bdi.runtime.Plan
          jadex.bdi.planlib.protocols.AbstractInitiatorPlan
              jadex.bdi.planlib.protocols.dutchauction.DAInitiatorPlan

All Implemented Interfaces:

ISuspendable, java.io.Serializable

public class DAInitiatorPlan
extends AbstractInitiatorPlan

This plan implements the initiator of the "FIPA Dutch Auction Interaction Protocol Specification" (XC00032 - Experimental) A dutch auction is one where the auctioneer starts with a high start price and continually lowers it until the first bidder accepts the price.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class jadex.bdi.runtime.Plan

Plan.SyncResultListener

Field Summary

protected IMessageEvent

start The initial message.

Fields inherited from class jadex.bdi.runtime.Plan

lis

Fields inherited from class jadex.bdi.runtime.impl.AbstractPlan

interpreter, planinit

Constructor Summary

DAInitiatorPlan()

Method Summary

protected void	announceAuction(java.lang.Object auctiondesc, java.util.List receivers, java.lang.String convid) Announce the planned auction.
protected void	announceAuctionEnd(java.util.List receivers, java.lang.String convid, java.lang.Object winning_offer, IComponentIdentifier winner) Announce the end of the auction to all participants that did not leave the auction.
void	body() The plan body.
protected java.lang.Object[]	decideIteration(java.lang.Object cfp_info, java.lang.Object[] history) Decide about the next iteration.
protected void	evaluateAuctionResults(AuctionDescription auctiondesc, java.lang.Object cfp_info, java.lang.Object[] history, IComponentIdentifier winner, java.lang.Object winning_offer) Evaluate the auction results and decide about participation.
protected IMessageEvent	getInitialMessage() Get the initial message.
protected void	sendCFP(java.lang.Object cfp, java.lang.String convid, java.util.List receivers) Send cfps to all receivers.
protected void	waitForAuctionStart(AuctionDescription auctiondesc, java.util.List receivers) Wait for the auction start time.
protected IComponentIdentifier	waitForProposals(java.lang.Object cfp, long roundtimeout, java.util.List receivers) Wait for proposals of participants.

Methods inherited from class jadex.bdi.planlib.protocols.AbstractInitiatorPlan

aborted, getTimeout

Methods inherited from class jadex.bdi.runtime.Plan

createWaitAbstraction, dispatchSubgoalAndWait, dispatchSubgoalAndWait, failed, getMonitor, isEventRegisteredInWaitqueue, passed, resume, sendMessageAndWait, sendMessageAndWait, suspend, waitFor, waitForCondition, waitForCondition, waitForEver, waitForExternalCondition, waitForExternalCondition, waitForFactAdded, waitForFactAdded, waitForFactAddedOrRemoved, waitForFactAddedOrRemoved, waitForFactChanged, waitForFactChanged, waitForFactRemoved, waitForFactRemoved, waitForGoal, waitForGoal, waitForGoal, waitForGoal, waitForInternalEvent, waitForInternalEvent, waitForMessageEvent, waitForMessageEvent, waitForReply, waitForReply, waitForTick, waitForWaitAbstraction, waitForWaitAbstraction

Methods inherited from class jadex.bdi.runtime.impl.AbstractPlan

createComponentIdentifier, createComponentIdentifier, createComponentIdentifier, createExpression, createExpression, createGoal, createInternalEvent, createMessageEvent, dispatchInternalEvent, dispatchSubgoal, dispatchTopLevelGoal, endAtomic, fail, fail, fail, getBeliefbase, getBody, getClock, getComponentIdentifier, getComponentName, getDispatchedElement, getEventbase, getException, getExpression, getExpressionbase, getExternalAccess, getFlyweight, getGoalbase, getInterpreter, getLifecycleState, getLogger, getParameter, getParameters, getParameterSet, getParameterSets, getPlanbase, getPlanElement, getPropertybase, getRCapability, getReason, getRPlan, getScope, getState, getTime, getType, getWaitqueue, hasParameter, hasParameterSet, killAgent, sendMessage, startAtomic, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

start

protected IMessageEvent start

The initial message.

Constructor Detail

DAInitiatorPlan

public DAInitiatorPlan()

Method Detail

body

public void body()

The plan body.

Specified by:

body in class Plan

announceAuction

protected void announceAuction(java.lang.Object auctiondesc,
                               java.util.List receivers,
                               java.lang.String convid)

Announce the planned auction.

Parameters:

auctiondesc - the auction description.

receivers - The receivers.

convid - The conversation id.

waitForAuctionStart

protected void waitForAuctionStart(AuctionDescription auctiondesc,
                                   java.util.List receivers)

Wait for the auction start time.

Parameters:

auctiondesc - The auction description.

receivers - The receivers.

sendCFP

protected void sendCFP(java.lang.Object cfp,
                       java.lang.String convid,
                       java.util.List receivers)

Send cfps to all receivers.

Parameters:

cfp - The cfp.

convid - The conversation id.

receivers - The receivers.

decideIteration

protected java.lang.Object[] decideIteration(java.lang.Object cfp_info,
                                             java.lang.Object[] history)

Decide about the next iteration.

Parameters:

cfp_info - The cfp info.

history - The history.

Returns:

The new cfp and cfp_info as an object array.

waitForProposals

protected IComponentIdentifier waitForProposals(java.lang.Object cfp,
                                                long roundtimeout,
                                                java.util.List receivers)

Wait for proposals of participants.

Parameters:

cfp - the cfp.

roundtimeout - The round timeout.

receivers - The receivers.

Returns:

The message of the winner.

evaluateAuctionResults

protected void evaluateAuctionResults(AuctionDescription auctiondesc,
                                      java.lang.Object cfp_info,
                                      java.lang.Object[] history,
                                      IComponentIdentifier winner,
                                      java.lang.Object winning_offer)

Evaluate the auction results and decide about participation.

Parameters:

auctiondesc - The auction description.

cfp_info - The cfp info.

history - The historz of cfps.

winner - the winner.

winning_offer - The winning offer.

announceAuctionEnd

protected void announceAuctionEnd(java.util.List receivers,
                                  java.lang.String convid,
                                  java.lang.Object winning_offer,
                                  IComponentIdentifier winner)

Announce the end of the auction to all participants that did not leave the auction.

Parameters:

receivers - The receivers.

convid - The conversation id.

winning_offer - The winning offer.

getInitialMessage

protected IMessageEvent getInitialMessage()

Get the initial message.

Specified by:

getInitialMessage in class AbstractInitiatorPlan